package com.ee.chat.cps.admin.interceptor;

import com.ee.chat.common.entity.AdminUser;
import com.ee.chat.common.entity.Channel;
import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

@Component
public class LoginInterceptor implements HandlerInterceptor {
    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        HttpSession session = request.getSession(true);
        Channel channelUser = (Channel) session.getAttribute("channelUser");
        if(channelUser == null){
            StringBuffer url = request.getRequestURL();
            String tempContextUrl = url.delete(url.length() - request.getRequestURI().length(), url.length()).append(request.getContextPath()).append("/").toString();
            response.sendRedirect(tempContextUrl);

            return false;
        }

        request.setAttribute("userId", channelUser.getUserId());

        return true;
    }

    @Override
    public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler, ModelAndView modelAndView) throws Exception {

    }

    @Override
    public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {

    }
}
